Question

. please solve very important​

Answer 1

your answer is given below

Step-by-step explanation:

10-[5+{4-(6-9-7)-(-4+3)}]

=10-[5+{4-(-6-16)-(-1)}]

=10-[5+{4-(-10)+1}]

=10-[5+{4+10+1}]

=10-[5+15]

=10-20

=-10

Answer 2

your answer is in photo.

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